crypto: chcr - Replace _manual_ swap with swap macro

Make use of the swap macro and remove unnecessary variable temp.
This makes the code easier to read and maintain.

This code was detected with the help of Coccinelle.

Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

diff --git a/drivers/crypto/chelsio/chcr_algo.c b/drivers/crypto/chelsio/chcr_algo.c
index 9d298c681abe9cc308a9312e2b321007c4bac9ab..4eed7171e2ae4638c3625f87610e2c80708bac0c 100644 (file)
--- a/drivers/crypto/chelsio/chcr_algo.c
+++ b/drivers/crypto/chelsio/chcr_algo.c
@@ -1634,11 +1634,8 @@ static int chcr_ahash_update(struct ahash_request *req)
        }
 
        if (remainder) {
-               u8 *temp;
                /* Swap buffers */
-               temp = req_ctx->reqbfr;
-               req_ctx->reqbfr = req_ctx->skbfr;
-               req_ctx->skbfr = temp;
+               swap(req_ctx->reqbfr, req_ctx->skbfr);
                sg_pcopy_to_buffer(req->src, sg_nents(req->src),
                                   req_ctx->reqbfr, remainder, req->nbytes -
                                   remainder);